167 	u32 diff;  in __btrfs_lookup_bio_sums()  local
265 		diff = disk_bytenr - item_start_offset;  in __btrfs_lookup_bio_sums()
266 		diff = diff / fs_info->sectorsize;  in __btrfs_lookup_bio_sums()
267 		diff = diff * csum_size;  in __btrfs_lookup_bio_sums()
271 				   ((unsigned long)item) + diff,  in __btrfs_lookup_bio_sums()
848 		u32 diff;  in btrfs_csum_file_blocks()  local
862 		diff = (csum_offset + extend_nr) * csum_size;  in btrfs_csum_file_blocks()
863 		diff = min(diff,  in btrfs_csum_file_blocks()
866 		diff = diff - btrfs_item_size_nr(leaf, path->slots[0]);  in btrfs_csum_file_blocks()
867 		diff = min(free_space, diff);  in btrfs_csum_file_blocks()
868 		diff /= csum_size;  in btrfs_csum_file_blocks()
869 		diff *= csum_size;  in btrfs_csum_file_blocks()
871 		btrfs_extend_item(path, diff);  in btrfs_csum_file_blocks()